They move to more developed nations for better pay, better working conditions and better chances for career development.

VOA: special.2010.06.07

Life has only recently got better for hard of hearing patients with the development of modern hearing aids and cochlear implants.

直到近年来,随着现代助听以及耳蜗植入设备的开发,听力障碍病人的生活才有了改善,不过，有了新技术。

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